linux-kernel - [PATCH v2 3/3] mfd: cros_ec: Register EC-based watchdog subdevice

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Message-ID: <20240118195325.2964918-4-lma@chromium.org>
Date: Thu, 18 Jan 2024 19:53:24 +0000
From: Lukasz Majczak <lma@...omium.org>
To: Gwendal Grignou <gwendal@...omium.org>,
	Tzung-Bi Shih <tzungbi@...nel.org>,
	Radoslaw Biernacki <biernacki@...gle.com>,
	Wim Van Sebroeck <wim@...ux-watchdog.org>,
	Lee Jones <lee@...nel.org>,
	Benson Leung <bleung@...omium.org>,
	Guenter Roeck <groeck@...omium.org>,
	Krzysztof Kozlowski <krzk@...nel.org>,
	linux-watchdog@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	chrome-platform@...ts.linux.dev
Cc: Lukasz Majczak <lma@...omium.org>
Subject: [PATCH v2 3/3] mfd: cros_ec: Register EC-based watchdog subdevice

Add ChromeOS EC-based watchdog as EC subdevice.

Signed-off-by: Lukasz Majczak <lma@...omium.org>
---
 drivers/mfd/cros_ec_dev.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/drivers/mfd/cros_ec_dev.c b/drivers/mfd/cros_ec_dev.c
index 603b1cd52785..d0140a285f69 100644
--- a/drivers/mfd/cros_ec_dev.c
+++ b/drivers/mfd/cros_ec_dev.c
@@ -91,6 +91,10 @@ static const struct mfd_cell cros_usbpd_notify_cells[] = {
 	{ .name = "cros-usbpd-notify", },
 };
 
+static const struct mfd_cell cros_ec_wdt_cells[] = {
+	{ .name = "cros-ec-wdt-drv", }
+};
+
 static const struct cros_feature_to_cells cros_subdevices[] = {
 	{
 		.id		= EC_FEATURE_CEC,
@@ -107,6 +111,11 @@ static const struct cros_feature_to_cells cros_subdevices[] = {
 		.mfd_cells	= cros_usbpd_charger_cells,
 		.num_cells	= ARRAY_SIZE(cros_usbpd_charger_cells),
 	},
+	{
+		.id		= EC_FEATURE_HANG_DETECT,
+		.mfd_cells	= cros_ec_wdt_cells,
+		.num_cells	= ARRAY_SIZE(cros_ec_wdt_cells),
+	},
 };
 
 static const struct mfd_cell cros_ec_platform_cells[] = {
-- 
2.43.0.429.g432eaa2c6b-goog